Search (1 results, page 1 of 1)

  • × subject_ss:"Reference services (Libraries)"
  • × type_ss:"i"
  1. Katz, W.A.: Introduction to reference work : Vol.1: Basic information sources; vol.2: Reference services and reference processes (1992) 0.00 
    0.002563213 = product of:
  0.007689639 = sum of:
    0.007689639 = weight(_text_:m in 3364) [ClassicSimilarity], result of:
      0.007689639 = score(doc=3364,freq=2.0), product of:
        0.11187479 = queryWeight, product of:
          2.4884486 = idf(docFreq=9980, maxDocs=44218)
          0.044957645 = queryNorm
        0.06873433 = fieldWeight in 3364, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.4884486 = idf(docFreq=9980, maxDocs=44218)
          0.01953125 = fieldNorm(doc=3364)
  0.33333334 = coord(1/3)
    Type
    m